Dyfyniad APA

Libby, J. (2017). Math for life. McFarland & Company, Inc., Publishers.

Dyfyniad Arddull Chicago

Libby, Jeffrey. Math for Life. Jefferson, North Carolina: McFarland & Company, Inc., Publishers, 2017.

Dyfyniad MLA

Libby, Jeffrey. Math for Life. McFarland & Company, Inc., Publishers, 2017.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.